Image Credits: ©Michael Melford/Getty Images Science and the Environment Section 1 Understanding Our Environment Section 2 The Environment and Society Why It Matters A biologist uses an aerial tramway to survey the rain forest canopy in Costa Rica. Many plants found in the canopy ecosystem seem better adapted for life in the desert than in the rain forest. Why? CASESTUDY Learn more about the delicate balance in an ecosystem and the ways humans can both harm and help an ecosystem in the case study Dam Removal on the Penobscot River on pages 12–13. CHAPTER 1 Go online to access additional resources, including labs, worksheets, multimedia, and resources in Spanish. ONLINE ENVIRONMENTAL SCIENCE HMDScience.com 4
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Transcript
Imag
e Cr
edits
: ©
Mic
hael
Mel
ford
/Get
ty Im
ages
Science and the Environment
Section 1Understanding Our Environment
Section 2The Environment and Society
Why It Matters
A biologist uses an aerial tramway to survey the rain forest canopy in Costa Rica.
Many plants found in the canopy ecosystem seem better adapted for life in the desert than in the rain forest. Why?
CASESTUDY
Learn more about the delicate balance in an ecosystem and the ways humans can both harm and help an ecosystem in the case study Dam Removal on the Penobscot River on pages 12–13.
Chapter 1
Go online to access additional resources, including labs, worksheets, multimedia, and resources in Spanish.
Online enVirOnmental ScienceHMDScience.com
4
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